it claims federal officials promised not to raid dispensaries that follow state law and that shutting down the facility would send patients to the black market. >>> about 20 protestors could face charges after clashing with police in san francisco. the protest began yesterday afternoon as a group called homes not jails marched down 18th street and broke in a vacant building on castro street. police eventually stormed the building and arrested the people inside. the protest coincided with world homeless day. >>> a suit is filed in a move to stop at least part of the central subway under construction in san francisco. the suit says it's against the city charter to use union square for an entrance to the subway. today federal officials are expected to announce nearly one billion federal dollars for the subway project. >>> 5:41 now. we got new details about lance armstrong's alleged doping. the elaborate scheme his team is accused of running. >> plus holding bp accountable. the possible settlement in the gulf oil spill. ,, there's a place, a dark place, we go. an uncharacteristically nega